• Valmond@lemmy.world
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    1 day ago

    I tested a military handcranked one once, it sure is a very special thing, the slow buildup, the sound and the wrrrrr vibrations.

    • ArxCyberwolf@lemmy.ca
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      1 day ago

      Hand crank sirens are pretty fun! I’ve got one from China, an LK-100. It’s especially satisfying hearing the pops at low RPMs.